Virus.DOS.Saturday14

Class Virus
Platform DOS
Description

Technical Details


This is a very dangerous memory resident parasitic virus. It hooks INT 21h
and writes itself to the end of COM and EXE files that are executed. The
virus writes the 17 bytes of size Jmp-Virus routine to the beginning of
COM files. On Saturday, 14th of any month the virus erases some sectors of
the C: drive.